How to Grow Tree Mallow — Lavatera

Sharing is caring!

Tree mallow, Lavatera, is a shrub-like semi-green perennial with rounded. Showy, five-petaled saucer- or funnel-shaped flowers resemble small hibiscus and come in shades of pink and white.

Lavatera is a genus of 25 species–usually tall, branching fast-growing herbaceous annuals and several shrubby perennials. Annual tree mallow is colorful with mallow-like flowers and lobed, gray-green felted leaves.

Lavatera is easily grown in any average garden soil. it is well suited for dry, rocky soils. Perennial lavatera is best suited for Mediterranean conditions. Annuals raised from seed, lavatera will bloom by late summer.

Lavatera thuringiaca

Get to know Lavatera

  • Plant type: perennial, sometimes grown as an annual
  • Growing Zones and range: 2-11
  • Hardiness: Half-hardy
  • Height and width: 24 inches (60cm) to 4 feet 1.2m) tall; 12 to 24 inches (30-60cm) wide
  • Foliage: Medium to dark green leaves shaped like maple leaves
  • Flowers: Satiny saucer-like blooms similar to hibiscus flowers
  • Flower colors: White, pale pink, lilac and red
  • Bloom time: Early summer to frost
  • Uses: Vertical accent, cut flowers
  • Common name: Tree mallow, annual mallow
  • Botanical name: Lavatera species
  • Family: Malvaceae
  • Origin: The Mediterranean to Central Asia, Australia and California

Where to plant Lavatera

  • Grow Lavatera in full sun.
  • Plant Lavatera in humus-rich, well-drained soil. Soil too rich will yield abundant foliage but few flowers.
  • Lavatera prefers a soil pH of 6.5.

Lavatera uses

  • Set Lavatera at the back of a summer border.
  • Lavatera can be planted as a fast-growing hedge or screen.
Tree mallow, Lavatera malvaceae
Tree mallow, Lavatera thuringiaca

When to plant Lavatera

  • Set Lavatera in the garden in spring after all danger of frost has passed.
  • Start seed indoors 4 to 5 weeks before the last frost for setting out in the garden after the last frost.
  • Sow seed outdoors after the last frost.

Planting and spacing Lavatera

  • Start seed indoors in flats or individual pots; sow seed 1/8 inch deep in seed starting mix or light potting soil. Start seed indoors under warm fluorescent lights.
  • Sow seed outdoors in evenly prepared soil.
  • Space Lavatera 2 to 4 feet apart depending on the variety.
Lavatera maritima
Lavatera maritima

How to water and feed Lavatera

  • Lavatera needs moderate moisture. Keep the soil just moist.
  • Fertilize Lavatera with a liquid all-purpose fertilizer every 4 weeks.

Lavatera care

  • Mulch around annual tree mallow to conserve soil moisture.
  • Stake taller plants so they do not flop over.
  • Trim spent blooms to prolong flowering.
  • Perennial lavatera: shorten excessive growth in autumn and prune hard in spring.
  • Wash aphids off of foliage or flowers if they appear in spring or summer.

Lavatera propagation

  • Take softwood cuttings in late spring or summer.
  • Sow the seed of annual lavatera in spring.
  • Seeds germinate in 14 to 21 days.
Lavatera thuringiaca
Lavatera thuringiaca

Lavatera varieties to grow

  • Lavatera maritima, tree mallow: Evergreen shrub to 6 feet tall and 3 feet wide; gray-green lobed leaves; pale pink flowers 2 to 3 inches across with notched petals; veins at the base of each petal is magenta.
  • L. thuringiaca, tree mallow, tree lavatera: Shrubby perennial grows 5 to 6 feet tall and wide; funnel-shaped 2 inch wide flowers singly or in loose clusters; ‘Barnsley’ produces 3-inch wide pink flowers.
  • L. trimestris, lavatera, tree mallow: Annual grows 2 to 4 feet tall; well-branched; bears funnel-shaped 3 to 4 inch wide flowers; cultivars include ‘Mont Blanc’ is white and grows to 2 feet tall, and ‘Loveliness’ is deep pink and grows to 4 feet tall.

Written by Stephen Albert

Stephen Albert is a horticulturist, master gardener, and certified nurseryman who has taught at the University of California for more than 25 years. He holds graduate degrees from the University of California and the University of Iowa. His books include Vegetable Garden Grower’s Guide, Vegetable Garden Almanac & Planner, Tomato Grower’s Answer Book, and Kitchen Garden Grower’s Guide. His Vegetable Garden Grower’s Masterclass is available online. has more than 10 million visitors each year.

How To Grow Tips

How To Grow Tomatoes

How To Grow Peppers

How To Grow Broccoli

How To Grow Carrots

How To Grow Beans

How To Grow Corn

How To Grow Peas

How To Grow Lettuce

How To Grow Cucumbers

How To Grow Zucchini and Summer Squash

How To Grow Onions

How To Grow Potatoes

How to Grow Lantana

How to Grow Butter Daisy — Melampodium